4140156 has 24 divisors (see below), whose sum is σ = 9994320. Its totient is φ = 1332352.

The previous prime is 4140133. The next prime is 4140173. The reversal of 4140156 is 6510414.

It is an Ulam number.

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 5601 + ... + 6296.

It is an arithmetic number, because the mean of its divisors is an integer number (416430).

Almost surely, 2^4140156 is an apocalyptic number.

It is an amenable number.

4140156 is an abundant number, since it is smaller than the sum of its proper divisors (5854164).

It is a pseudoperfect number, because it is the sum of a subset of its proper divisors.

4140156 is a wasteful number, since it uses less digits than its factorization.

4140156 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 11933 (or 11931 counting only the distinct ones).

The product of its (nonzero) digits is 480, while the sum is 21.

The square root of 4140156 is about 2034.7373294851. The cubic root of 4140156 is about 160.5728941701.

The spelling of 4140156 in words is "four million, one hundred forty thousand, one hundred fifty-six".